deduction guides for std::ranges::cartesian_product_view

From cppreference.com
Ranges library
Range adaptors
Defined in header <ranges>
template < class ... Rs >

cartesian_product_view ( Rs && ... ) - >

cartesian_product_view < views:: all_t < Rs > ... > ;
(since C++23)

The deduction guide is provided for std::ranges::cartesian_product_view to allow deduction from range s .

Example